Agua Dulce reaches 100° on about 35 days a year, more than 98% of U.S. towns
On a normal January night the air cools to about 47°. In January, nights here are milder than in 95% of U.S. towns. Decade by decade the climate has edged up, 1.7° above 1901–2000. Picnics, hikes and garden evenings come into their own from November to March, with highs of 68–78°.
A year in Agua Dulce at a glance
Each month’s typical high and low, and what it brings.
What stands out about Agua Dulce’s climate
Compared with towns across the U.S., with Agua Dulce’s place in Texas beside it.
What a year in Agua Dulce feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 312 frost-free days a year
In half of years the last 32° night comes by February 5 and the first by December 10. Frost and day counts come from NOAA’s station at Alice International Airport, 8 miles from the town’s center, at about the same height.
The 2023 USDA map puts Agua Dulce’s center in zone 9b: the coldest night of a typical winter, averaged over 1991–2020, reaches about 28°. Plant labels use the zone; frost dates tell you when to plant.
Freezing nights by month
Average nights at or below 32°
90° days by month
Average days at 90° or more
About 28 inches of rain a year
September is the wettest month and February the driest. Rain falls on about 39 days a year. Snow is rare: about 0.5" in a normal year at Alice, TX, so most winters see none.
Rain + melted snow by month
Inches of water
Heating and cooling a home in Agua Dulce
19% of the work is heating, so air conditioning is the bigger bill. No month averages under 55°.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Alice International Airport.
Living with Agua Dulce’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
312 frost-free days in zone 9b. The last frost comes by Feb 5 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Dec 10.
Months with highs of 62–84° and lows of 40° or more: January, February, March, November and December.
Parks & trails →Of the yearly building losses FEMA expects in Agua Dulce from natural hazards, hurricanes are the largest share (35%); heat waves, cold waves, winter storms and ice storms together are 17%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Agua Dulce and similar climates
TownRatings has no climate map of the towns around Agua Dulce yet.
Climates most like Agua Dulce’s, farther away
TownRatings’ own comparison of NOAA 1991–2020 normals, not a NOAA product: places of 5,000+ at least 150 miles away, one per state, closest on January low, July high, precipitation and snow.
| Town | Jan. low | July high | Precip. | Snow |
|---|---|---|---|---|
| Agua Dulce, TX | 47° | 96° | 28" | 0.5" |
| Durham, CA | 39° | 96° | 26" | 0.0" |
| Corona de Tucson, AZ | 36° | 96° | 14" | 0.1" |
| Central Point, OR | 32° | 93° | 22" | 3.4" |
| Lawton, OK | 29° | 96° | 32" | 1.8" |
Temperatures and precipitation come from NOAA’s 5 km grid; snow and day counts from the stations named on this page.
Warmer than it used to be
The last 30 years in Agua Dulce averaged 1.7° warmer than the 1900s. The biggest change is in February (+2.9°).
A bigger shift than in 70% of U.S. towns.
Change by month
The two periods overlap (1991–2000 is in both), which makes the gap a little smaller than it would be between separate periods.
How Agua Dulce compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Agua Dulce’s place among Texas’.
Agua Dulce weather by month
Highs, lows and precipitation from NOAA’s grid at Agua Dulce’s center; snow, wet days and snow on the ground from Alice, TX. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 68° | 47° | 1.4" | 0.0" | 3 | 0 | 52° – 63° |
| February | 73° | 51° | 1.3" | 0.0" | 3 | 0 | 55° – 70° |
| March | 78° | 57° | 2.0" | 0.0" | 3 | 0 | 61° – 74° |
| April | 84° | 62° | 1.6" | 0.0" | 2 | 0 | 69° – 78° |
| May | 89° | 69° | 3.2" | 0.0" | 4 | 0 | 76° – 83° |
| June | 94° | 74° | 2.9" | 0.0" | 4 | 0 | 82° – 88° |
| July | 96° | 75° | 2.4" | 0.0" | 3 | 0 | 82° – 89° |
| August | 97° | 75° | 2.3" | 0.0" | 4 | 0 | 84° – 89° |
| September | 92° | 71° | 4.5" | 0.0" | 5 | 0 | 79° – 85° |
| October | 86° | 64° | 2.7" | 0.0" | 3 | 0 | 72° – 79° |
| November | 77° | 55° | 1.7" | 0.0" | 2 | 0 | 60° – 71° |
| December | 70° | 48° | 1.6" | 0.5" | 2 | 0 | 53° – 63° |
| Year | 84° | 62° | 27.6" | 0.5" | 39 | 0 |
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 55° to 70°. August is the most reliable, staying within 5°.
Where Agua Dulce’s numbers come from
Normals are 30-year averages, not a forecast. How TownRatings reads climate data →
- Temperatures and precipitation: NOAA’s gridded 1991–2020 normals for the 5 km cell at Agua Dulce’s center.
- Snow: Alice, TX.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Alice International Airport, 8 miles from the town’s center, at about the same height; the nearest station that passes our checks for distance, height and agreement with the grid.
- Growing zone: USDA Plant Hardiness Zone Map, 2023. USDA Agricultural Research Service and PRISM Group, Oregon State University, prism.oregonstate.edu/phzm, accessed 8 Oct 2026.
- Then and now: NOAA’s gridded normals for 1901–2000 at the same cell.
- Storms and extremes: FEMA National Risk Index (expected annual losses to buildings).
Common questions about Agua Dulce’s climate
What is the weather like in Agua Dulce?
A typical July afternoon reaches 96°, a January night drops to 47°, and snow is almost unheard of. Milder January nights than 95% of U.S. towns; hotter July afternoons than 97% of U.S. towns.
How cold does it get in Agua Dulce in winter?
January nights average 47°. About 5 nights a year reach 32° or below. In the coldest January of the last 30 years the month averaged 52°.
How much snow does Agua Dulce get?
About 0.5 inches in a normal winter at Alice, TX, so most winters see none.
How hot does it get in Agua Dulce?
July, with a typical high of 96° and a low of 75°. About 161 days a year reach 90° and 35 reach 100° (Alice International Airport).
When is the first and last frost in Agua Dulce?
In half of years the last spring frost (32°) comes by February 5 and the first fall frost by December 10, about 312 frost-free days, at Alice International Airport.
What growing zone is Agua Dulce in?
Zone 9b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 28°.
What is the best time of year to visit Agua Dulce?
By one simple rule (highs of 62–84° and lows of 40° or more), January, February, March, November and December. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Agua Dulce getting warmer?
Yes: 1991–2020 averaged 1.7° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 70% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Agua Dulce.
Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000; USDA/PRISM 2023 hardiness zones; FEMA National Risk Index. Today’s forecast: National Weather Service.